12222562136 has 16 divisors (see below), whose sum is σ = 24123478200. Its totient is φ = 5789634624.

The previous prime is 12222562091. The next prime is 12222562139. The reversal of 12222562136 is 63126522221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12222562139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40205645 + ... + 40205948.

Almost surely, 2^12222562136 is an apocalyptic number.

It is an amenable number.

12222562136 is a deficient number, since it is larger than the sum of its proper divisors (11900916064).

12222562136 is a wasteful number, since it uses less digits than its factorization.

12222562136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80411618 (or 80411614 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The spelling of 12222562136 in words is "twelve billion, two hundred twenty-two million, five hundred sixty-two thousand, one hundred thirty-six".